/*
 * JANN - a Java toolkit for creating arbitrary Artificial Neural Networks.
 * 
 * Copyright (c) 2009 Matthijs Snel
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.jann;


public class InputNeuron extends Neuron {

	private static final long serialVersionUID = -2111256991442849054L;

	public InputNeuron() {
		super(null);
	}
	
	@Override
	public void backProp( double delta ) {}
	
	@Override
	public void feedForward( double in ) {
		netInput = in;
		fire();
	}
	
	@Override
	public void fire() {
		act = netInput;
		setChanged();
		notifyObservers();
		for ( Link l : outgoing )
			l.feedForward(act);
	}
}
